Reed, W.A. 1904. Negritos of Zambales. Manila, Philippines: Bureau of Public Printing.
@book{reed1904, address = {Manila, Philippines}, author = {Reed, W.A.}, publisher = {Bureau of Public Printing}, title = {Negritos of Zambales}, url = {https://archive.org/details/negritoszambale01reedgoog}, year = {1904} }